the big penalty for alex rodriguez for his alleged use of performance-enhancing drugs. the longest suspension ever in major league baseball. >>> state of emergency, a devastating chemical spill in a major american city has left hundreds of thousands with tainted water and no relief in sight. >>> high demand for marijuana that's been legal in colorado since the start of the year. a booming business already causing shortages. >>> and taking flight. once almost extinct, how these majestic birds are soaring again.